Apple Safari performProxyCall Internal Object Remote Code Execution Vulnerability

2018-09-24T00:00:00
ID ZDI-18-1081
Type zdi
Reporter Samuel Groβ (saelo)
Modified 2018-06-22T00:00:00

Description

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Apple Safari. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of proxy calls. The issue lies in the lack of proper validation of an object prior to making a call. An attacker can leverage this vulnerability to execute code in the context of the current process.